Convert 100 Optimism (OP) to Mauritanian Ouguiya (MRU)

Convert Optimism to Mauritanian ouguiyas at the live mid-market rate. Reverse: MRU to OP

Amount

From

100 Optimism =

539.58 MRU −1.51% today

1 OP = 5.39584 MRU · 1 MRU = 0.185328 OP

Mid-market rate, updated 06:30 UTC. Paid plans update as often as every 60 seconds. Get OP→MRU rates via API

OP to MRU over the last year

52-week high: 30.2038
52-week low: 3.2957
52-week average: 7.9613
Change over the year: −81.34%

Conversion tables

OP to MRU
OP	MRU
1 OP	5.40 MRU
10 OP	53.96 MRU
100 OP	539.58 MRU
1,000 OP	5,395.84 MRU
10,000 OP	53,958.41 MRU
50,000 OP	269,792.06 MRU
100,000 OP	539,584.12 MRU

MRU to OP
MRU	OP
1 MRU	0.1853 OP
10 MRU	1.85327917 OP
100 MRU	18.53279166 OP
1,000 MRU	185.32791660 OP
10,000 MRU	1,853.27916600 OP
50,000 MRU	9,266.39583000 OP
100,000 MRU	18,532.79166000 OP

Get OP→MRU rates via API

The live rate, the rate on any past day or a whole range, for MRU and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=OP -d currencies=MRU \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=OP -d currencies=MRU \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about OP to MRU

How much is 100 OP in MRU?

100 Optimism is 539.58 Mauritanian ouguiyas at the mid-market rate of 4 October 2026, 06:30 UTC, when 1 OP = 5.39584 MRU.

What was the OP to MRU rate over the last year?

Over the last 52 weeks 1 OP ranged from 3.29572 to 30.2038 MRU, 7.9613 MRU on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for OP/MRU, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.